Bannon joined the Trump presidential campaign on August 17, 2016. He was brought on as Chief Strategist at the beginning of the Trump Administration. On August 7 Bannon submitted his intention to step down from his position in the White House. White House Press Secretary Sarah Sanders said on Friday that Chief of Staff John Kelly and Bannon agreed on Friday that it would be his last day at the White House. Bannon left the White House almost precisely one year to the day from when he joined the campaign.